21 h 23 min, 14 janv. 726 ans av. J.-C. - Eratosthenes c. 276 BC – c. 194 BC
Description:
Accurately calculated Earth’s size 2,500 years ago; founded the science of geography; and devised the famous prime number sieve.
Ajouté au bande de temps:
Nauka University
Global Online Virtual Reality Learning Campus
Date:
